Samsung ML-3470 Scatter, Misformed, Characters, Skew, Curl or wave, Wrinkles or, Creases, Voids

Condition Suggested solutions

	Background scatter results from bits of toner
	distributed on the printed page.
Background	•	The paper may be too damp. Try printing with a
scatter		different batch of paper. Do not open packages
A		of paper until necessary so that the paper does
		not absorb too much moisture.
	• If background scatter occurs on an envelope,
		change the printing layout to avoid printing over
		areas that have overlapping seams on the reverse
		side. Printing on seams can cause problems.
	•	If background scatter covers the entire surface
		area of a printed page, adjust the print
		resolution through your software application or
		via the printer properties window.

Misformed	•	If characters are improperly formed and
characters		producing hollowed images, the paper stock
		may be too slick. Try a different paper. See
		page 5.3.
	•	If characters are improperly formed and
		producing a wavy effect, the scanner unit may
		need service. Verify that it also occurs on a
		demo page (see page 2.5). For service, contact
		a service representative.
Page skew	•	Ensure that the paper is loaded properly.

AaBbCc	• Check the paper type and quality. See
	page 5.2.
	• Ensure that the paper or other material is
AaBbCc
	loaded correctly and the guides are not too
AaBbCc
	tight or too loose against the paper stack.
AaBbCc
AaBbCc

Curl or wave • Ensure that the paper is loaded properly.

•Check the type and quality. Both high temperature and humidity can cause paper

curl. See page 5.2.

• Turn over the stack of paper in the tray. Also try rotating the paper 180° in the tray.

• Try printing to the rear cover (face-up).

Wrinkles or	•	Ensure that the paper is loaded properly.
creases	•	Check the paper type and quality. See
		page 5.2.
	•	Open the rear cover and try printing to the rear
		cover (face-up).

•Turn over the stack of paper in the tray. Also try rotating the paper 180° in the tray.

Condition		Suggested solutions
Back of	•	The transfer roller may be dirty. See page 8.1.
printouts are	•	Check for leaking toner. Clean the inside of the
dirty		printer.

Solid color or	• The toner cartridge may not be installed
Black pages	properly. Remove the cartridge and reinsert.

A	•	The toner cartridge may be defective and need
		replacing. Install a new toner cartridge.
	•	The printer may require repair. Contact a
		service representative.

Loose toner	•	Clean the inside of the printer.
	•	Check the paper type and quality. See
		page 5.2.
	•	Install a new toner cartridge. See page 8.3.
	•	If the problem persists, the printer may require
		repair. Contact a service representative.

Character	Character voids are white areas within characters
	that should be solid black:
Voids	•	If you are using transparencies, try another
A		type of transparency. Because of the
		composition of the transparency, some
		character voids may be normal.
	•	You may be printing on the wrong surface on
		the paper. Remove the paper and turn it
		around.
	•	The paper may not meet paper specifications.
		See page 5.3.

Horizontal	If horizontally aligned black streaks or smears
stripes
	appear:

AaBbCc	• The toner cartridge may be installed
AaBbCc	improperly. Remove the cartridge and reinsert.
AaBbCc	• The toner cartridge may be defective. Install a
	new toner cartridge. See page 8.3.
AaBbCc
	• If the problem persists, the printer may require
AaBbCc	repair. Contact a service representative.

9.12 <Troubleshooting>